28533560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64849}}^1$

素因数の和:64871

約数の個数: 32

約数和(自身を含む): 70038000

約数和(自身を除く): 41504440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 64849, 129698, 259396, 324245, 518792, 648490, 713339, 1296980, 1426678, 2593960, 2853356, 3566695, 5706712, 7133390, 14266780, 28533560]

約数ペア:

[(1, 28533560), (2, 14266780), (4, 7133390), (5, 5706712), (8, 3566695), (10, 2853356), (11, 2593960), (20, 1426678), (22, 1296980), (40, 713339), (44, 648490), (55, 518792), (88, 324245), (110, 259396), (220, 129698), (440, 64849)]